How to Update T-Mobile Samsung Galaxy S4 to Android 4.3 Carbon AOSP

You can now update T-Mobile Samsung Galaxy S4 to Android 4.3 Carbon AOSP custom firmware. The ROM has already been released for the International SGS4 and features CyanogenMod 10.2 and Android 4.3 JB AOSP. Here are the guidelines to update your Samsung Galaxy S4 to Carbon custom ROM.

Note: this guide is only written for the T-Mobile variant of Samsung Galaxy S4 so please to not try it on other variants/devices.